Title:
Anti-suffocation valve
United States Patent 3362420


Inventors:
Blackburn, Charles M.
Brashears, Richard S.
Application Number:
US47902165A
Publication Date:
01/09/1968
Filing Date:
08/11/1965
Assignee:
NAVY USA
Primary Class:
Other Classes:
128/205.24, 137/495, 251/129.04
International Classes:
A62B9/02
View Patent Images:
US Patent References:
3092104Safety apparatus for oxygen system1963-06-04
2853268Pressure regulator1958-09-23
2822816Automatic shut-off1958-02-11
2387123Breathing apparatus1945-10-16